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Sequences and Series Part 3

Section: Mathematics

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Question : 12 of 93

Marks: +1, -0

Suppose a,b,c are in A.P. and a2,2b2,c2 are in G.P. If a<b<c and a+b+c=1, then 9(a2+b2+c2) is equal to ____ .

[22 Jan 2026 Shift 2]

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